Home / 41,752.49-62,639.09-12,170.57

Finding the Fourth Proportional to 41,752.49, 62,639.09 and 12,170.57

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Solution

The fourth proportional to 41,752.49, 62,639.09 and 12,170.57 is: 18,258.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,752.49 : 62,639.09 = 12,170.57 : x
  2. Step 2: Convert to fraction form
    41,752.49/62,639.09 = 12,170.57/x
  3. Step 3: Cross multiply
    41,752.49x = 62,639.09 × 12,170.57
  4. Step 4: Simplify right side
    41,752.49x = 762,353,055.53
  5. Step 5: Solve for x
    x = 762,353,055.53/41,752.49
  6. Step 6: Final answer
    x = 18,258.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.